You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I am Gary Mitchell.

ASSISTANT: Ok.

USER: I am having a business meeting in Washington DC - IAD, can you help me booking a ticket?

ASSISTANT: Ok, can you please send me your trip codes?

USER: My source airport code is DCA.

ASSISTANT: May I know your travel dates?

USER: My travel dates are 01/14 and I will be back on 01/16.

ASSISTANT: I found a flight ticket with price 200 and connection limit is 1 also Froniter airline.

USER: Proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help in booking a flight ticket.

ASSISTANT: Most welcome.