You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to book a ticket from SFO  and DFW. Can you please help me out?

ASSISTANT: Sure, we are here to help you. When did you scheduled to travel?

USER: I am planning to travel on May 10 and return back on May 12.

ASSISTANT: May I know your airline preference?

USER: I am ok with any airline.

ASSISTANT: Do you need any way station in your journey?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: There is a connecting flight with fare of 100 and 1011 flight number. Shall I proceed?

USER: Please proceed the booking.

ASSISTANT: On whose name, I have to reserve the flight ticket?

USER: My name is Mary Perez.

ASSISTANT: Your seat has been reserved with Spirit Airlines in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.