You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Ronald Garcia. Can you please help me with booking a flight ticket from PHL to EWR?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I would like to travel on dates Dec 18 and Dec 20.

ASSISTANT: Do you need a connecting flight or a direct flight?

USER: I need a connecting flight in between the journey.

ASSISTANT: May I know your specific timings of your journey?

USER: I would like to return at evening.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Ronald Garcia, no flights has been found on your planned travel dates.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for reaching us.