You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to book a ticket from ORD to PHL. Can you please help me out?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planning to travel on Jan 16 and return back on Jan 18.

ASSISTANT:  On which name should I reserve the flight ticket?

USER: My name is Jerry Adams.

ASSISTANT:  Do you need any specifications?

USER: My depart time should be evening.

ASSISTANT: Please wait a moment.

USER: I am looking for a connecting flight.

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

USER: That's fine, thank you for your service.

ASSISTANT:  Thank you for reaching us.