You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in reserving me a flight from SEA to reach EWR?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Thank you, my travelling dates are Feb 21st and Feb 23rd.

ASSISTANT: May I know your name?

USER: I am Nancy Wilson.

ASSISTANT: Do you have any other specifications?

USER: I prefer a flight with single connection.

ASSISTANT: Ok, wait for some time.

USER: Ok, sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, not a problem. Anyways, thank you for the information.

ASSISTANT: Thanks for approaching us.