You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I help you?

USER: Please book a ticket from Seattle, WA-SEA to Denver, CO-DEN.

ASSISTANT: Sure, I am here to help you, may I know your travelling dates?

USER: Departure date is 01/06 and 01/08 is return date.

ASSISTANT: Could you please mention your price limit?

USER: Price limit is 500.

ASSISTANT: There is a Delta 1023 airline with fare of 200 which matches your travelling dates. Shall I proceed with booking?

USER: Please provide connections limit?

ASSISTANT: There is a connection in between the journey.

USER: Please book a ticket.

ASSISTANT: May I know your name?

USER: I am Mary Green.

ASSISTANT: Your booking has been confirmed on name of Mary Green.

USER: Thanks.

ASSISTANT: Thank you for approaching us.