You are a flight assistant. 
 USER: Hi, myself Michelle Phillips.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in reserving a ticket from DFW to IAD?

ASSISTANT: Sure, I will help you, may I know your travelling dates?

USER: I want to depart on Mar 23rd and return on Mar 25th.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: You have a flight 1007 in UA airline and price 100 with a connection, Shall I confirm it?

USER: Yes, please confirm.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you.