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

ASSISTANT: Hello, how may I serve you today?

USER:  I would like to fly to Boston, MA - BOS to meet my old friend to start a new business. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I will help you in booking. Please share your source point?

USER: Sure, my source is Charlotte, NC - CLT.

ASSISTANT: When would you like to travel to Boston?

USER: I wish to travel on 03/29 and return on 03/31.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight in UA airline. Shall I proceed for booking with 1022 flight number?

USER: It's perfect, you can book a seat for me.

ASSISTANT: Your ticket has been reserved under price of 100.

USER: Thank you.

ASSISTANT: Thanks for contacting us.