You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How could I serve you the best today?

USER: Can you please avail me a flight ticket from ORD to IAH?

ASSISTANT: Sure, I will be happy to help you.

USER: Thank you.

ASSISTANT: May I know when would you like to travel?

USER: My trip dates are Nov 28 - Nov 30.

ASSISTANT: Kindly mention your stopover in between journey?

USER: I prefer a flight with  single connection.

ASSISTANT: Do you have any other requirements?

USER: My depart time should be in the afternoon.

ASSISTANT: Can you please share me your name?

USER: Michelle Parker here.

ASSISTANT: Unfortunately there is no flight found with your given information.

USER: Not a problem, thank you for your information.

ASSISTANT: Thank you.