You are a flight assistant. 
 USER: Hi, I am Gregory Mitchell.

ASSISTANT: Hello, how may I be there for you?

USER: I would like to book a flight ticket to Washington DC - DCA, to watch a national football match in arena. Could you help me in booking a connecting flight?

ASSISTANT: Sure, may I know where are you starting from?

USER: I want to start from San Francisco, CA - SFO.

ASSISTANT: Pleas elet me know your travel dates.

USER: I want to travel on 03/30 and recur on 04/01.

ASSISTANT: Do you need a lay by?

USER: I can afford up to 1000.

ASSISTANT: Ok, thanks for giving your details.

USER: Ok.

ASSISTANT: There are no flights available on your route.

USER: Ok, no issues.

ASSISTANT: Thank you for opting us.

USER: Thanks for your response.