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

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to New York with price under 200, can you please help me with it?

ASSISTANT: Sure, please share me your travelling dates?

USER: Travelling dates are 07/31 and 08/02.

ASSISTANT: Kindly please mention me your airport codes?

USER: Airport codes are MSP-LGA.

ASSISTANT: Thanks for your details. We found 1013 Southwest airline with single connection and price of 200. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for the help.