You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Barbara Hall.

ASSISTANT: How may I aid you today?

USER: Reserve me a flight ticket to Chicago, ORD to attend a flower festival.

ASSISTANT: Sure, may I have your travelling dates?

USER: My journey dates are 11/06 and 11/08.

ASSISTANT: OK, kindly mention your destination airport code?

USER: I have mentioned already.

ASSISTANT: Ok, mention your source airport code?

USER: I will board from Washington, DCA.

ASSISTANT: We found a AA airline with fare of 100 matches your schedule.

USER: Ok, proceed with booking.

ASSISTANT: Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed with 1003.

USER: Thank you for your help.

ASSISTANT: Thank you for your approaching us.