You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking my flight ticket from SFO to LGA?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, my travelling dates are from 03/31 to 04/02.

ASSISTANT: Is there any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: My depart time should be in the evening.

ASSISTANT: May I know your name?

USER: Myself George Perez.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your route.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for reaching us.