You are a flight assistant. 
 USER: Hi, I am Virginia Smith.

ASSISTANT: Hello, how may I amend you today?

USER: I want to book a flight ticket to PHL from lax. Can you please help me with it?

ASSISTANT: Sure, can you please mention your price limit?

USER: Price limit is under 5000.

ASSISTANT: Let me know your journey dates please?

USER: Journey dates are 10/19 and 10/21.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We found a flight with Delta airlines, flight number 1020 having single connection and the fare of 100. Shall I proceed with the booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for the help.