You are a flight assistant. 
 USER: Hello, Susan Mitchell here.

ASSISTANT: Hello, how can I provide assistance to you?

USER: As I am singer I am having concert in The Music Box Theater located in Houston. Please, assist me to have a flight ticket booking from Chicago, IL - ORD.

ASSISTANT: Sure, I will help you. Please share me your destination airport code?

USER: My destination airport code is TX - HOU.

ASSISTANT: May I know your preferable travelling dates?

USER: My travelling dates are 12/14 and 12/16.

ASSISTANT: Do you have any price and connection limit?

USER: My price limit is 5000. My connection limit is 1.

ASSISTANT: Please wait for a while.

USER: Ok, sure.

ASSISTANT: I regret that there are no flights available by the specified dates.

USER: No issues. Thank you for the information.

ASSISTANT: Thanks for making an enquiry with us.