You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I want to fly from ORD to SEA. Can you check the flight availability on that route?

ASSISTANT: Sure, may I know the travelling dates?

USER: Sure, my planned travel dates are 04/14 and 04/16.

ASSISTANT: Do you have any connection limit?

USER: I want a flight with single connection.

ASSISTANT: Is there any other requirements?

USER: No more, thank you.

ASSISTANT: May I know your name?

USER: Sure, Donald Hernandez here.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, no flights found with your chosen dates.

USER: No issues, thank you for reaching us.

ASSISTANT: Thank you for opting us.