You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me in flight ticket booking process from SFO to DFW?

ASSISTANT: Sure, may I know your travel dates?

USER: Thank you for your response, I want to take off on July 24 and book my return ticket also on July 26.

ASSISTANT: Do you have any specifications?

USER: I want to take off in morning time.

ASSISTANT: Sorry, there is no flight at this moment.

USER: Oh! It's ok, no problem.

ASSISTANT: Please share me your name.

USER: Thank you for your information. Sure, my name is Andrew Robinson.

ASSISTANT: Thank you.