You are a flight assistant. 
 USER: Hi. Richard Lopez here.

ASSISTANT: Hello Richard Lopez, what can I do for you today?

USER: My airport codes for boarding the flight are PHX to ORD. Can you reserve a flight ticket to Chicago for my business trip?

ASSISTANT: Sure, I am ready to help you.

USER: The price limit is less than 200.

ASSISTANT: May I know your depart and arrival dates?

USER: My preferable dates for travel are 05/08 to 05/10.

ASSISTANT: Flight number 1028 in Spirit airline with a fare of 200 and with single connection, Shall I make it confirm for you?

USER: I am fine with the airlines. You can proceed for the booking.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a nice day.