You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Debra Jones, I am going to visit MIT science and technology Museum at Boston. Can you help me to book a connecting flight?

ASSISTANT: Sure, we are pleased to help you. May I know on what dates would you like to travel to Boston?

USER: I planned to travel on 11/10 and return on 11/12.

ASSISTANT: May I have your travelling airport codes to proceed further?

USER: Sure, my source point is New York, NY-LGA and destination is MA-BOS.

ASSISTANT: How much you can afford for a ticket?

USER: I can spend up to 200 for flight ticket.

ASSISTANT: Thanks for providing your credentials to us, please give me a moment to find a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting. Unfortunately there is no flight on your requirements.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for choosing us.