You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I have heard that your service is good from one of my friend, I am will to book a flight ticket.

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

USER: I am planning to fly from Houston, TX-HOU on 10/15. The round trip is in TX-HOU on 10/17.

ASSISTANT: Ok, please wait for a mean while.

USER: Sure, I will be in online.

ASSISTANT: I find a flight with connection is 1 of cost 100. Shall I book it for you?

USER: No, I want the flight with 0 connection. Please do not book the ticket.

ASSISTANT: Ok. May I know your good name please?

USER: I'm Mark King here.

ASSISTANT: Thank you for your information.

USER: Thank you for your assistance.