You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you?

USER: I would like to fly to Chicago on 10/21 to attend my friend marriage and I intend to return on 10/23, can you help me to book a flight ticket?

ASSISTANT: Sure, please share your favourable airport codes.

USER: I need to start from Houston, TX-HOU to Chicago, TX-IAH.

ASSISTANT: May I know your good name please?

USER: I am Anthony Phillips.

ASSISTANT: Do you prefer a connection in between your journey?

USER: I need a break in between my journey.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a Delta airline with flight number 1002 and price is 200 matching your details.

USER: You can proceed with the booking.

ASSISTANT: Your reservation has been made.

USER: Thanks for your kind service.

ASSISTANT: Thank you for contacting us.