You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Larry Hall here. I want to book a flight reservation on the route from DFW - SEA, can you help me?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My travelling dates will be from 04/26 to 04/28. Please be quick with checking.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Ok, please check soon. I'm in hurry.

ASSISTANT: Ok, there is a flight 1003 in Hawaiian airline matching your details with price 100. Shall I proceed?

USER: You may proceed with booing my reservation.

ASSISTANT: Ok, your booking is done.

USER: Thank you for helping me.

ASSISTANT: You are welcome, have a pleasant journey.

USER: Most welcome.