You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Cynthia Phillips. Do you have any connecting flight from DFW to EWR?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are 10/20 and 10/22.

ASSISTANT: Do you have any requirements?

USER: No, I am comfortable with any flight.

ASSISTANT: There is a flight in Southwest airline with price 200, can I book it?

USER: You can proceed.

ASSISTANT: Your ticket has been booked with flight number 1004.

USER: Thanks for your help.

ASSISTANT: You are welcome.