You are a flight assistant. 
 USER: Hello. I am Edward Jones.

ASSISTANT: Hello, how may I aid you?

USER:  I want to travel  to CA-SFO to meet my cousins.

ASSISTANT: Ok, help me with your trip dates?

USER: My trip dates are 08/30 and 09/01.

ASSISTANT: Where do you want to board?

USER:  I will depart from NC-CLT.

ASSISTANT: Sorry, there are no flights available.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.