You are a flight assistant. 
 USER: Hi. I am Mary Moore.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket with single connection from Orlando to attend a client meeting, can you please help me to book a flight ticket?

ASSISTANT: Sure, kindly share your travel dates.

USER: I intend to start on Apr 24th and my return date will be on Apr 26th.

ASSISTANT: Could you please provide me your airport codes?

USER: My source and destination airport code are MCO and OAK.

ASSISTANT: How much can you afford for this journey?

USER: I can pay up to 200 for the flight ticket.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 100 and single connection. Shall I proceed with booking?

USER: That's fine, you can book the ticket.

ASSISTANT: Your booking is done and flight number is 1019.

USER: Thank you for your assistance in booking.

ASSISTANT: Thanks for reaching us.