You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am Donald Brown want to book a flight ticket on 03/15 and return on 03/17, can you help me with booking please?

ASSISTANT: Sure, do you need any connection in between?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, let me know your airport codes?

USER: Yes, my airport codes are TX-DFW and TX-IAH.

ASSISTANT: ok, please wait for a while. Thanks for waiting, flight- 1003, airline- Hawaiian, price- 200 with connection matches your requested details.

USER: Ok.

ASSISTANT: Shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.