You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I am planning to go the Metropolitian museum with my family. Please help me to book a flight ticket.

ASSISTANT: Sure, May I know your name?

USER: I am Sarah Lewis.

ASSISTANT: Ok, Let me know your journey dates.

USER: My trip dates are 12/06 and 12/08.

ASSISTANT: Ok, please provide your price limit.

USER: Price should not cross 500.

ASSISTANT: Ok, Can you please provide your airport codes?

USER: My airport codes are SFO-EWR.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Sure.

ASSISTANT: Thank you for being patient, No flights were found with your given requirements.

USER: No problem, I will check with another airline. Thanks for the information.

ASSISTANT: Ok, Thank you for approaching us.