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

ASSISTANT: Hello, how may I aid you?

USER: Can you help me for booking under the price limit of 200?

ASSISTANT: Sure, can you please share your travelling airport codes?

USER: I want to visit to Disneyland with my children in Washington on 03/01. So, I am heading from Los Angeles, LAX.

ASSISTANT: Ok, Kindly mention your return date.

USER: My return date is on 03/03.

ASSISTANT: Ok, please provide your destination airport code.

USER: My destination airport code is DC - DCA.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a Delta plane with a fare of 100.

USER: Ok, you can reserve a flight ticket in Delta airline.

ASSISTANT: Sure, your ticket has been booked with flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for choosing us.