You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I have planned to move to San Francisco, could you please help me out in booking my ticket?

ASSISTANT: Sure, I am happy to help you with that, can you please provide your travelling dates?

USER: My preferred travelling dates are from 08/06 to 08/08.

ASSISTANT: May I know your airport codes?

USER: I have planned to move from DCA to SFO.

ASSISTANT: Wait for a moment.

USER: Sure.

ASSISTANT: I found a flight for you.The price is 100, flight number is 1013 and connection 1.Shall I proceed the booking?

USER: Can you please check for a direct flight?

ASSISTANT: Can you please provide name?

USER: Myself Elizabeth Roberts.

ASSISTANT: Sorry, there is no flight found on your details.

USER: Ok, That's fine. I'll choose other option to travel.

ASSISTANT: Thank you for reaching us.

USER: My pleasure.