You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Brandon Miller, I want to book a ticket from ORD to DFW for my friends birthday party.

ASSISTANT: Could you please provide your travelling dates?

USER: My travel dates are 04/12 to 04/14.

ASSISTANT: There is a flight available with price 100 and flight number is 1013,could you please help me with that?

USER: Ok, book my ticket.

ASSISTANT: Your booking is confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for contacting us.