You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Raymond Hill. I am planning to go for story telling festival, Can you please book a ticket to San Francisco, SFO?

ASSISTANT: Sure, when are you planning to travel?

USER: Journey dates are 08/02 to 08/04.

ASSISTANT: Ok, let me know your departure airport code?

USER: Source code is Denver, DEN.

ASSISTANT: Ok, flight- 1023, airline- Jetblue, price- 100 with connection matches your requested details. Would you like me to proceed?

USER: You can proceed.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for opting us.