You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: Please book a ticket from Oakland, CA-OAK to Denver, CO-DEN.

ASSISTANT: Sure, please provide me your journey dates?

USER: Departure will be on 02/15 and return by 02/17.

ASSISTANT:  We found Jetblue airline with a single connection between the journey.

USER: Ok.

ASSISTANT: Flight number 1000 with fare 100.

USER: May I know flight number? Please book a flight. I am Rebecca Adams.

ASSISTANT: Your booking is confirmed.

USER: Thanks.

ASSISTANT: Thank you for approaching us.