You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Is there anything else I can help you with?

USER: I am planning to visit St.Paul church in Houston. Can you aid me to book the flight ticket?

ASSISTANT: I will definitely assist you, could you please tell us your origin and destination codes for better checking?

USER: Ok, I want to fly from MSP and my return airport code is HOU.

ASSISTANT: Ok, may I know on what dates you want to travel?

USER: Sure, my depart and return dates are 08/05 and 08/07.

ASSISTANT: Ok, could I know your name please?

USER: Yes, myself Kenneth Walker.

ASSISTANT: As per your request, there is a plane to your destination with price 400. The connection is 2.

USER: Actually, I am looking for 1 connecting flight. Can you help me with that?

ASSISTANT: If you are ok with this information, can I confirm this plane ticket? Ok, please wait I will check and inform you.

USER: Ok.

ASSISTANT: Walker, there is no flight with 1 connection.

USER: That's ok, I will plan some other way to make my trip. Anyways thank you for your valuable assistance.

ASSISTANT: Thank you for opting us.