You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, may I know your name?

USER: Sure, I am Brain Clark.

ASSISTANT: How may I assist you today?

USER: I would like to attend a International Restaurant and Food service show at Las Vegas. Please help me with my ticket reservation.

ASSISTANT: Sure, we are here to help you. Can you please provide your airport codes?

USER: I want to fly from PHL to LAS. And my journey dates are from 08/29 to 08/31.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting. We found a flight 1007 in Spirit airlines and price is 100 with single connection. Shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed, thank you for opting us.

USER: Thanks for your service.