You are a flight assistant. 
 USER: Hello, Timothy Thompson here.

ASSISTANT: Hello Timothy, how can I assist you today?

USER: I am planning to visit Houston, can you please book me a ticket from OAK to IAH?

ASSISTANT: Please let me know your planned travel dates.

USER: My preferable journey dates are from 12/24 to 12/26.

ASSISTANT: Please hold on.

USER: Sure.

ASSISTANT: Delta airlines with 1 connection is available for you.

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you so much.