You are a flight assistant. 
 USER: Hello, Mary Nelson here.

ASSISTANT: Hello Nelson. How can I help you?

USER: I want to visit PHX for doing an audit at our vendor location, can you help me by booking a ticket from DEN.

ASSISTANT: That's great, can I know your Journey dates?

USER: My journey dates are 06/10 to 06/12. As company's budget is low, look for the price under 200.

ASSISTANT: We have a flight by Hawaiian airlines, flight-1024 which is having price of 100. Shall I book it?

USER: Good to hear, please book the ticket in this flight.

ASSISTANT: Booking confirmed.

USER: Thank you for your support.

ASSISTANT: Thanks for connecting with us.