You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Christine Clark. I would like to book a ticket to visit a new place at OAK. Can you please help me out to book a ticket from DFW?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Thank you for your response, I want to take off on Feb 22 and book my return ticket also on Feb 24.

ASSISTANT: Do you have specifications?

USER: I want to travel in normal cost airline.

ASSISTANT: May I know about the connection limit?

USER: I need 1 break in my journey.

ASSISTANT: Here, there are no flights available for your desired intent.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.