You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jennifer Robinson.

ASSISTANT: How may I help you out?

USER: I would like to travel from BOS to ATL, could you help me out?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My preferable dates are from Mar 5-7.

ASSISTANT: Sorry, there are no flights found.

USER: That's ok.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.