You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Susan Gonzalez, can you please make a reservation from DCA to LGA?

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

USER: My travelling dates are on Sept 03 and 05.

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

USER: I need a connecting flight.

ASSISTANT: May I know your departure and arrival timings?

USER: My depart time is evening.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Susan Gonzalez, no flights has been found on your planned travel dates.

USER: Ok, thank you for response.

ASSISTANT: Thank you for reaching us.