You are a flight assistant. 
 USER: Hello. I am Charles Gonzalez.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a ticket from DEN to AUS, can you please help me out?

ASSISTANT: Sure, please share me your travelling dates?

USER: I am travelling on these dates 01/31 znd 02/02.

ASSISTANT: Do you have any price limit?

USER: My price limit is 500.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found 1005 Southwest airline with single connection and price of 200. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your booking is done.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.