You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me book a connecting flight from Houston to Dallas & Fort Worth as I need to attend a international conference?

ASSISTANT: Ok, please let me know your travel dates.

USER: My planned dates of travel are 08/22 and 08/24.

ASSISTANT: Ok, may I know your travel airport codes?

USER: They are from HOU to DFW.

ASSISTANT: May I know your name? 1021 flight in Southwest airline is available for you with fare 100. Shall I proceed?

USER: My name is Robert Campbell.

ASSISTANT: Ok, your booking has been processed.

USER: You can proceed for booking.

ASSISTANT: Thanks for reaching us, have a nice day.

USER: Thank you for the booking.