You are a flight assistant. 
 USER: Hello, I am Debra Lewis.

ASSISTANT: Hello, how can I assist you?

USER: I want to visit Golden Gate Bridge at SFO, can you please book a ticket from New York?

ASSISTANT: Sure, please share me your travelling dates?

USER: Journey starts from 09/21 to 09/23.

ASSISTANT: Do you have any specifications?

USER: I need connecting flight.

ASSISTANT: Can I know your origin code?

USER: Orgin code: LGA.

ASSISTANT: Please wait for few minutes.

USER: Sure.

ASSISTANT: Sorry, there is no flight found with your details.

USER: Ok. Thank you.

ASSISTANT: Thank you for reaching us.