You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Mary Wilson here.

ASSISTANT: How may I assist you today? Yes Wilson.

USER: Could you help me to book a ticket to DCA, to meet my old friend.

ASSISTANT: Sure, may I know your travelling dates? Source code?

USER: My travelling dates are from 12/02 to 12/04. My source code is BOS.

ASSISTANT: I found Spirit airline with 1 connection as per your details. Can I proceed for booking?

USER: Please book it by mentioning flight details.

ASSISTANT: Your ticket is conformed with flight number 1024 price 100.

USER: Thank you for your help.

ASSISTANT: It's my pleasure Mary Wilson.