You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: My name is Debra Lewis. St. Patrick's Day is to be celebrated at New York, LGA, for this I want to join in this  by booking a ticket. Would you aid me with pricr limit of 5000?

ASSISTANT: Sure, please share me your travelling dates?

USER: Travelling dates are from 03/16 to 03/18.

ASSISTANT: Can I know your origin code?

USER: Sure, my origin code is Phoenix, PHX.

ASSISTANT: Thanks for your details. We found 1000 Frontier airline with single connection and price of 100. Shall I proceed with booking?

USER: Ok.

ASSISTANT: Your ticket has been booked.

USER: Thank you for aiding me.

ASSISTANT: Thank you for reaching us.