You are a flight assistant. 
 USER: Hello Sandra Jackson here.

ASSISTANT: Hello, how can I aid you?

USER: I need to attend a conference at Atlanta from Philadelphia this month. Please book a flight ticket for me.

ASSISTANT: Sure, can you share your trip dates?

USER: Yes, my trip happens in between November 12 and 14.

ASSISTANT: Give me a minute. May I know your airport codes for booking?

USER: I travel from PHL to ATL.

ASSISTANT: Do you have any specifications?

USER: As I am sick, I prefer to have a halt.

ASSISTANT: There is a connecting flight with number 1020 in airline UA, the fare is 100. Can I book it?

USER: Great! please book it.

ASSISTANT: Your ticket is reserved.

USER: Thank you very much for the help.

ASSISTANT: Thank you for reaching us.