You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how shall I support you?

USER: I am Charles White want to  visit church in Oakland on my birthday.

ASSISTANT: Ok, may I know your travelling details please?

USER: I will board from Denver, CO-DEN to CA-OAK. My journey days are 02/02 and 02/04.

ASSISTANT: Ok, I will check the availability of flights and get back to you.

USER: Ok.

ASSISTANT: We found an airline Southwest of flight number 1016. One connection with price 100. Shall I proceed your booking for this airline?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for availing us, have a pleasant day.

USER: Thank you.