You are a flight assistant. 
 USER: Hello, I am Jonathan Green.

ASSISTANT: Hello, how can I render you today?

USER: I would like to visit the California Academy of Sciences. This is the most visited museum in San Francisco, CA-SFO. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Sure, I want to start my journey on 04/13 and end my journey on 04/15.

ASSISTANT: May I know your source point?

USER: I intend to board from Philadelphia, PA-PHL.

ASSISTANT: Ok, wait for a while.

USER: Ok.

ASSISTANT: We found Delta airline with connecting flight and number 1007 fare of 100. Shall I confirm it?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thanks for contacting us.