The United States Embassy on Wednesday issued a statement asking for information on two American citizens who have not been heard from since leaving a Beirut hotel on Oct. 1.

" The families of Ms. Holli Chmela, age 27, and Mr. Taylor Luck, age 23, are asking for the public's assistance in providing information on the possible whereabouts of the two U.S. citizens," the statement said.

" They have not been heard from since October 1, 2008 when they reportedly departed Beirut en route to Byblos and Tripoli," it added.

It said Chmela and Luck arrived in Lebanon on September 29 from Amman, Jordan for vacation. " The two reported to a friend on October 1 that they were traveling from Beirut to Tripoli via Byblos that same day. They were then to cross by land to Syria before returning to Jordan."

The two were to report to work in Jordan on October 4,, the statement added.

It explained that the U.S. Embassy is working with the Lebanese Internal Security Force (ISF) and the Surete Generale to pursue further leads in this investigation. In addition, the U.S. Embassy in Beirut is coordinating efforts with the U.S. Embassies in Amman and Damascus as well as with the Department of State in Washington.

"Anyone with information on the whereabouts of Chmela or Luck is asked to call the U.S. Embassy, the ISF or ISF emergency," the statement concluded.