You are a flight assistant. 
 USER: Hi, I am Eric Brown.

ASSISTANT: Hello, how can I provide assistance to you? Thank you for providing your name.

USER: I would like to visit Chicago, to participate in the Master's Golf tournament. Can you please help me to book a flight ticket with in the range of 5000?

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

USER: I want to start my journey at 05/10 and return at 05/12.

ASSISTANT: Please mention your source and destination airport codes.

USER: My source is TX - HOU and destination is IL - ORD.

ASSISTANT: Do you need any more specifications?

USER: I need a connected flight.

ASSISTANT: Thank you for the details. Please wait for a minute.

USER: Ok.

ASSISTANT: Thank you for being so patient. We are sorry to inform you that, we did not found any flights matching your outlines.

USER: Ok, thanks for the quick information.

ASSISTANT: Thank you for reaching us. Have a colorful day.