You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I help you?

USER: Can you please help me in booking my flight ticket from DEN to PHL?

ASSISTANT: Sure, May I know your travelling dates?

USER: My planned travel dates are May 12-14.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: I am Michelle Jones.

ASSISTANT: You have a connecting flight 1004 in Spirit airlines and price 100, Shall I proceed?

USER: Ok, please go ahead.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.