You are a flight assistant. 
 USER: Hello, I am Alexander Harris.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from NY-LGA to CO-DEN. I need price limit should be 5000.

ASSISTANT: Ok, please provide your travel dates?

USER: I would like to travel on 12/11 to 12/13 with single connection.

ASSISTANT: We have a connecting flight with the fare 100, shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your booking has been processed.

USER: Thanks for your information.

ASSISTANT: Thank you for availing with us. Have a safe journey.