You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Elizabeth Adams,  I would like to travel to Denver, DEN to attend a science festival. Could you please book a ticket with fare 1000?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My journey dates are from 05/15 to 05/17.

ASSISTANT: Please provide me your source airport.

USER: San Francisco, SFO is my source point.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a JetBlue airline, flight number: 1002, price: 200 with one connection.

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.