You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Benjamin Gonzalez.

ASSISTANT: How can I assist you?

USER: I would you like to book a flight ticket from Denver CO-DEN to Chicago IL-ORD, to meet my grandparents. Could you please avail me in booking?

ASSISTANT: Sure, can you please provide your travel dates?

USER: My travel dates are 02/01 and 02/03.

ASSISTANT: Do you need any other requirements to be met?

USER: I need a halt. I can spend upto 500.

ASSISTANT: Thanks for waiting, I found a connecting flight from Spirit airline of fare 100 and flight number 1009. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.