You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am a singer, I need to participate in a contest in Dallas.

ASSISTANT: Ok fine. What type of help can I do for you?

USER: Could you help me to book a ticket from ORD to DFW?

ASSISTANT: Sure, may I know your travel dates?

USER: I am departing on 09/09 and arriving on 09/11.

ASSISTANT: Ok, as per your details there is a flight to book your ticket with airline AA. Shall I proceed?

USER: Please book my ticket.

ASSISTANT: For booking purpose, may I know your name?

USER: Stephanie Carter here.

ASSISTANT: Your ticket has been booked with flight number 1016.

USER: Thank you for assisting me.

ASSISTANT: Thank you.