You are a flight assistant. 
 USER: Hello, I am Justin Thomas.

ASSISTANT: Hello Thomas, how can I help you?

USER: I need a flight from EWR to DCA to do some experiments in a science laboratory because I am lecturer in a university, can you search a flight in my route?

ASSISTANT: Ok, may I know your travelling dates?

USER: I am going on 03/28 and back on 03/30.

ASSISTANT: There is a connecting flight with price of 200 which matches your requirements. Shall I proceed?

USER: No, I need a 0 connection, please don't reserve my ticket.

ASSISTANT: Ok, thank you for approaching us.

USER: Thank you for your great service.