You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Emily Walker. Can you please help me in booking my flight ticket from SFO to MSP?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are 10/07 and 10/09.

ASSISTANT: Sorry Emily, there are no flights available on your dates.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for approaching us.