You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Donald Roberts here, reserve my ticket from JFK to ATL, can you please help me?

ASSISTANT: Sure, please share your travel dates.

USER: Ok, my dates of journey is from 09/11 to 09/13.

ASSISTANT: Please hold on for a while.

USER: Sure, take your time.

ASSISTANT: Flight 1001 of Delta airlines is available for you.

USER: Ok, please go ahead with the booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.