You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket to Houston, can you help me in booking my flight ticket with a stopover?

ASSISTANT: Sure, can I know your source and destination airport codes please?

USER: My airport codes are IL-ORD to TX-HOU.

ASSISTANT: Ok, may I know your preferable dates?

USER: My travelling dates are from 05/05 to 05/07.

ASSISTANT: On which name should I reserve the ticket?

USER: Please reserve the ticket with the name Thomas Adams.

ASSISTANT: Southwest airline is available for you with 1 connection and price is 100. Shall I proceed?

USER: You can reserve.

ASSISTANT: Your ticket is booked and flight number is 1012.

USER: Thank you.

ASSISTANT: Thank you for reaching us.