You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Williams.

ASSISTANT: How can I help you?

USER: I planned to attend my parents 22nd marriage anniversary in SFO.Can you please help me to book the ticket from ATL?

ASSISTANT: Sure, that's nice. Can I know your travelling dates?

USER: I prefer to travel on 07/18 and 07/20. Please make sure that the connection is 1.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: I have found a flight for you with a price of 100. Can I proceed?

USER: Ok, please book it.

ASSISTANT: Your ticket is booked. The flight number is 1023 of UA airlines.

USER: Thank you for your service.

ASSISTANT: You are welcome.