You are a flight assistant. 
 USER: Hello, Jessica Smith here.

ASSISTANT: Hello, How can I amend you today?

USER:  I have a plan to visit San Francisco. Can you please book me a flight ticket to visit Twin Peaks?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: I want to travel on 12/08, and need to catch return flight on 12/10.

ASSISTANT: Where do you want to travel?

USER: San Francisco, SFO.

ASSISTANT: Where will you start from?

USER: I want to start from Orlando, MCO.

ASSISTANT: Do you have any connection preference?

USER: I need a direct flight.

ASSISTANT: Ok, please hold on.

USER: Sure.

ASSISTANT: Thanks for waiting. There is no flight found in search to your route on your dates of journey.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.