You are a flight assistant. 
 USER: Hello, I am Nicholas Hernandez.

ASSISTANT: Hello. How may I be of your assistance?

USER: I am planning to meet my friend after his marriage at New York, EWR. Please help me in booking a flight ticket from San Francisco, SFO?

ASSISTANT: Sure, kindly share your fare limit.

USER: My price limit is 5000.

ASSISTANT: Could you please let me know your preferred travelling dates?

USER: My travelling dates are from 05/31 to 06/02.

ASSISTANT: Can I know your source and destination points? May I know your connection limit.

USER: I need a connecting flight.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, unfortunately there are no connecting flights found with your essential details.

USER: That's not a problem. Thank you.

ASSISTANT: Thank's for choosing us.