You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a flight ticket from CA-SFO to TX-DFW. Can you help me in booking a connecting flight?

ASSISTANT: Ok, we are glad to help you.

USER: Thank you.

ASSISTANT: May I know at what price you are looking for ticket fare?

USER: I can pay up to 200.

ASSISTANT: Let me know your preferred dates of travel?

USER: My trip dates are 10/03 to 10/05.

ASSISTANT: Give me few seconds to check the best flight services for you.

USER: Ok.

ASSISTANT: Thank you for waiting, may I know your good name please?

USER: I am Stephen Evans.

ASSISTANT: We found a direct flight in between your journey, shall I proceed?

USER: No, I need a connecting flight.

ASSISTANT: Sorry, there is connecting flights available to your destination.

USER: Ok,no worries. Thank you.

ASSISTANT: Thank you for opting us.