You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me with booking a flight ticket from DFW to HOU?

ASSISTANT: Sure, I am here to help you. Can you please let me know your travel dates?

USER: My travelling dates are from Sept 17-19.

ASSISTANT: Noted. May I know your name?

USER: Mark Davis here.

ASSISTANT: Thank you. Would you like to travel in a connecting flight or a direct flight?

USER: I would be comfortable with single stop over.

ASSISTANT: Sure. Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight having single connection with Southwest Airlines and the ticket fare is 100 only in economy class. Flight departs at 11:00 hours and arrives at 11:00 hours. Shall I book the ticket for you?

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked and your flight number is 1012.

USER: Thank you for the help.

ASSISTANT: You are most welcome.