You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Joshua Moore here.

ASSISTANT: How can I assist you?

USER: Can you please book a flight ticket from SEA to CLT?

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

USER: Sure, I have planned my travel dates as 08/02 and 08/04.

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

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for approaching us.

USER: Welcome.