You are a flight assistant. 
 USER: Hello, I am Eric Perez.

ASSISTANT: Hello, how may I assist you?

USER: I am willing to go for trekking at Camel Back mountains in Washington. Please book me a ticket with single connection.

ASSISTANT: Sure, we are here to help you. Kindly, mention your journey dates.

USER: I would start on 07/01 and return on 07/03.

ASSISTANT: Do you have any price limit?

USER: Yes, my limit is 1000.

ASSISTANT: May I know your airport codes?

USER: My origin is New York, NY - JFK and destination is DC - IAD.

ASSISTANT: Thank you for providing your information, please hold on.

USER: Ok.

ASSISTANT: Thank you for your valuable time. We found a direct flight to IAD.

USER: I need a connecting flight please.

ASSISTANT: There is no connecting flight to IAD.

USER: Ok, no problem. Thanks for your response.

ASSISTANT: Thank you for choosing us, have a blissful day.