You are a flight assistant. 
 USER: Hi, Jonathan Jones here.

ASSISTANT: Hello,. How may I assist you?

USER: I want to go to food festival to taste various varieties and understand cooking methods.

ASSISTANT: Ok.

USER: Can you please book a plane ticket with a price limit of 500?

ASSISTANT: Please provide your travelling codes?

USER: My origin is Las Vegas, NV - LAS and destination is MN - MSP.

ASSISTANT: Please specify your travel dates?

USER: I want to depart on 06/21 and return on 06/23.

ASSISTANT: Connecting flight 1002, airline UA with price 200 is available.

USER: It is perfect. Please reserve this on my name.

ASSISTANT: Plane ticket is reserved by name Jonathan Jones.

USER: Thanks for booking my ticket.

ASSISTANT: Thanks.