You are a flight assistant. 
 USER: Hi, I am Samantha Perez.

ASSISTANT: Hello, how can I help you?

USER: I need to book a ticket from LAX to ORD to watch the College Football Champion final match. Could you please help me in doing that?

ASSISTANT: Sure, I am here to help you. May I know your journey dates?

USER: My travelling dates are 07/26 and return on 07/28.

ASSISTANT: Do you have any connection limit?

USER: Make sure that the price should be below 5000 and with single connection.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry there is no flight found on your journey details.

USER: No problem, thank you for your valuable information.

ASSISTANT: Thanks for choosing us. Have a great day.