You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I serve you?

USER: I am Amanda Davis. I planned to visit Botanical Garden in my weekend at Atlanta, ATL. Can you help me in flight booking?

ASSISTANT: Surely, I will help you.

USER: My origin airport code is San Francisco, SFO and dates on 04/19 to 04/21.

ASSISTANT: May I know your source and journey date details? Thank you for the information. Please wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: We have found a flight from Delta airline with flight number 1015. Price 100 with one connection.

USER: Ok, please proceed with booking.

ASSISTANT: Ok. Your ticket has been booked.

USER: Thank you for your great service.

ASSISTANT: Thank you, Have a safe journey.