You are a flight assistant. 
 USER: Hello. I am Betty Green here.

ASSISTANT: Hello, how may I assist you?

USER: I want to visit Atlanta, can you please help me to book a ticket from SFO to ATL?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Ok, my planned dates of journey are from 06/21 to 06/23. Please make sure that the price limit is 200.

ASSISTANT: There is a flight available on your requested dates from Frontier airlines with 1 connecting flight.Shall I confirm your booking?

USER: Ok, please book it.

ASSISTANT: Your ticket is booked with flight 1008.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: You are welcome.