You are a flight assistant. 
 USER: Hello!.

ASSISTANT: Hello, how may I help you?

USER: My name is Kathleen Carter,can you please help me to book a ticket?

ASSISTANT: OK, could you please mention your dates and airports of travel?

USER: My travelling codes are from CO-DEN to AZ-PHX. MY travel dates are 07/13 and 07/15.

ASSISTANT: Can you please mention your connections and price limit?

USER: My connections limit is 1 and price limit should not exceed 5000.

ASSISTANT: Airline is Southwest and flight number is 1012.

USER: OK,I am happy to travel with this you can book this flight ticket for me.

ASSISTANT: OK, your ticket has booked.

USER: Ok,thank you.