You are a flight assistant. 
 USER: Hello. I am Charles Baker.

ASSISTANT: Hello, how may I aid you?

USER: I would be going for a sky drive at Orlando FL-MCO, help me in booking my flight ticket from Phoenix AZ-PHX.

ASSISTANT: Sure, could you help me with your depart and return dates?

USER: My departure date is on 01/29, my return date will be 01/31.

ASSISTANT: Do you have any other preferences?

USER: I need one halt.

ASSISTANT: We found a flight on frontier airline, flight number 1015 with the fare of 100.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.