You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Ruth Wilson.

ASSISTANT: How can I help you?

USER: I am planning to visit Chicago, will you help me in booking the flight ticket from IAH to ORD?

ASSISTANT: Sure, I am here to help you. Can you please share your trip dates?

USER: My travelling dates are Mar 18 and Mar 20.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: May I know your depart and return timings?

USER: My depart time must be in morning and my return time must be in afternoon.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for approaching us.