You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Dorothy Harris here.

ASSISTANT: Yes, Dorothy Harris.

USER: I need to go Orlando to have a party with my past colleagues, please book me a ticket from PHX to MCO.

ASSISTANT: Please provide your journey dates to book the ticket.

USER: My planned travel dates are 01/15 and 01/17.

ASSISTANT: Wait a while, I'm checking for the best service to you.

USER: I can bear upto 500 for my ticket.

ASSISTANT: There is a flight 1011 of Southwest airlines available for you.

USER: Please, proceed ticket booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you so much for booking.

ASSISTANT: Thank you and have a safe flight.