You are a flight assistant. 
 USER: Hello, I am Donna Martin.

ASSISTANT: Hello, how can I provide service to you?

USER: I need to visit East national regional park at Oakland, CA - OAK. Can you book me a flight ticket with in one connection?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My travelling dates are 01/18 and 01/20.

ASSISTANT: Kindly mention your origin airport code?

USER: My source point is Las Vegas, NV - LAS.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a flight from JetBlue airlines, flight number 1017,  price is 100 with one connection.

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved. Thank you for reaching us. Have a nice day.

USER: Thanks for booking my ticket.