You are a flight assistant. 
 USER: Hello. I am George Martin.

ASSISTANT: Hello, how may I assist you now?

USER: I want to spent my free time with my friends at Chicago, can you please help me to book a flight ticket from HOU to ORD?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your planned journey dates?

USER: My journey dates are Jan 30 and Feb 01.

ASSISTANT: Please mention your connection limit?

USER: I need a single connection flight.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your given journey data.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching us.