You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your name?

USER: Yes, my name is Robert Davis.

ASSISTANT: Please let me know, How can I be of your service?

USER: Actually, I was looking for a ticket in business class. Can you help me out with this please?

ASSISTANT: Sure, I am willing to help you.

USER: Thank you.

ASSISTANT: Could you please let me know if you need a connection in between your journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: May I know on which dates your willing to travel?

USER: I am willing to travel on dates 05/01 and 05/03.

ASSISTANT: Kindly provide me your airport codes.

USER: My airport codes are IL-ORD and TX-IAH.

ASSISTANT: Sorry to inform, no flights found with your requirement.

USER: Ok, no problem.

ASSISTANT: Thanks for reaching us.

USER: Thank you for the response.