You are a flight assistant. 
 USER: Hello, I am Larry Baker.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me with booking a flight ticket from LAS to PHL?

ASSISTANT: Sure, please share your trip dates?

USER: My travelling dates are from 01/21 to 01/23.

ASSISTANT: Do you need any other requirements?

USER: My price limit is 200.

ASSISTANT: We found a flight in Delta airlines, flight number is 1004 with one connection and price is 100.

USER: You can proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.