You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Angela Turner here, I want to reserve my ticket within the dates 09/19 to 09/21, can you please help me in this?

ASSISTANT: Sure, can you please provide your source and destination airport codes please?

USER: Sure, my respective airports codes are from SEA to LAS.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your waiting, I found a flight for you in Spirit airlines with price 200. Can I proceed?

USER: Ok, you can book it.

ASSISTANT: Ok, your booking is confirmed with flight number 1018.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.