You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I need to visit Washington DC to participate in dance event so, can you please help me with flight ticket booking from LGA to DCA?

ASSISTANT: Please provide your travelling dates.

USER: Sure, my planned dates are 09/11 and 09/13.

ASSISTANT: Please give me a moment.

USER: Please make sure that connection should be 0. Sure, I will wait for your response.

ASSISTANT: There is no flights found under your requested details.

USER: Oh! It is ok fine. Thank you for your time.

ASSISTANT: Please provide your name.

USER: Myself Rebecca Garcia.

ASSISTANT: Welcome, have a great day.