You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Anthony Allen. I would like to book a ticket from LGA to DCA, can you please help me out?

ASSISTANT: Sure, can I know the travel dates please?

USER: I am travelling on these dates Aug 31st and September 2nd.

ASSISTANT: Do you have any requirements? Sorry, there are no flights found as per your request.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for approaching us.