You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Myself Stephanie Campbell. I want to reserve my flight ticket from DFW to CLT. Can you please help me in booking?

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

USER: Ok, my respective travelling dates are 02/12 and 02/14.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

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

USER: Ok, no issue I will reach another agency for booking my ticket.

ASSISTANT: Thank you for approaching us.

USER: Thank you for helping me.