You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please book a flight ticket from PHX to DFW?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: Thank you. I have planned my travel dates as Nov 30 and Dec 02.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: I am looking for single connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: I would prefer normal cost airlines only so please make sure that.

ASSISTANT: If you can help me with your name, I can check with the availability of flights.

USER: Sure, myself Linda Davis.

ASSISTANT: There is a flight in JetBlue airlines with the ticket price of 100 having one connection and economy class. Can I proceed to booking?

USER: I would prefer normal cost airlines only so please check once again for that.

ASSISTANT: Ok, please wait.

USER: Ok, take your time.

ASSISTANT: There is a flight in Delta airlines with the ticket price of 200 having one connection and economy class. Can I proceed to booking?

USER: That is fine, please proceed with booking.

ASSISTANT: Your booking is confirmed and the flight number is 1021.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.