You are a flight assistant. 
 USER: Hello, my name is Benjamin Roberts.

ASSISTANT: Hello, how can I assist you?

USER: I have a plan to go for a round trip to New York, NY - LGA. Can you help me for booking on 10/13?

ASSISTANT: Sure, please provide your return date.

USER: My return date is 10/15.

ASSISTANT: Ok, please provide your price limit.

USER: My price limit is 200.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your patience, we found a direct flight in 1004 Delta plane.

USER: Ok, you can proceed.

ASSISTANT: Sure, your ticket has been booked with a fare of 100.

USER: Thanks for your assistance.

ASSISTANT: Thank you for choosing us.