You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Gary Johnson. Will you help me to book a flight ticket from IAH to ORD with single connection?

ASSISTANT: Sure, can I know your travelling dates?

USER: Sure, my travelling dates are 07/09 and 07/11.

ASSISTANT: We found a flight from Southwest airline with 1 connection and fare is 100 with economy class. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with 1021 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.