You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Raymond Lewis here.

ASSISTANT: How may I guide you?

USER: I want to reserve my ticket from DFW to PHL, can you please help me in this?

ASSISTANT: Sure, may I know your travel dates please?

USER: Ok, my preferable dates of journey are from 11/21 to 11/23.

ASSISTANT: Please hold on a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Lewis, I found a flight for you in Hawaiian airlines with price 100. Can I proceed?

USER: Ok, you can book it.

ASSISTANT: Ok, your booking is confirmed with flight number 1027.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for approaching us.