You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I am Susan Taylor. I want to book my flight ticket on 01/19.

ASSISTANT: Ok, May I know your journey points please?

USER: I am planning to visit National gallery of arts in Washington IAD. My boarding point is SEA.

ASSISTANT: Let me know your return date please?

USER: Price of my ticket is 500. My arrival date is 01/21. Connection limit is 1.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting we found two connections flight. Shall I proceed for booking?

USER: Do not proceed, I need a single connection. Thank you for your information.

ASSISTANT: Ok, Thanks for choosing us.