You are a flight assistant. 
 USER: Hi, I am Sharon Edwards.

ASSISTANT: Hello. Sharon Edwards. How can I help you?

USER: Can you please help me in reserving a ticket from HOU to ORD?

ASSISTANT: Provide me with the travel dates please.

USER: My travel dates are from Mar 2nd to Mar 4th.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: Do you have any class preference?

USER: Yes, I want to travel in business class.

ASSISTANT: Is there any time concern?

USER: Yes, I want to return in the afternoon.

ASSISTANT: May I know the connection limit?

USER: I want a direct flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: Sharon Edwards, sorry to inform that there are no flights on your route with these requirements.

USER: Ok, no problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you.