You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Carol Martin. I want to book a flight ticket to attend my friend wedding in Boston, could you help me in booking a flight ticket?

ASSISTANT: Sure, provide your travelling dates?

USER: I would like to fly on 01/11 and return on 01/13.

ASSISTANT: Help me by providing your corresponding airport codes?

USER: My source is New York, NY - LGA and destination is MA - BOS.

ASSISTANT: Is there any fare limit?

USER: I can afford up to 5000.

ASSISTANT: There were no flights found with your requirements.

USER: Not an issue.

ASSISTANT: Thanks for opting us.

USER: Thank you.