You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I address you today?

USER: I am Stephanie King. I want to book a flight ticket from ORD to PHL. Could you help me in booking?

ASSISTANT: Sure, can I know your planned travelling dates to proceed further?

USER: My travelling dates are from 11/10 to 11/12.

ASSISTANT: Do you have any other requirement?

USER: I need a halt.

ASSISTANT: Thank you for sharing your journey details, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, unfortunately there are no flights found with your essential details.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for consulting us.