You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Christine Williams.

ASSISTANT: How can I amend you today?

USER: I want to celebrate my loved one's birthday in Chat field State Park which is at Denver.

ASSISTANT: Ok.

USER: So, please reserve me a flight ticket with fare 500 to DEN.

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT: Kindly, share your dates of travel.

USER: 10/02 is my depart date and 10/04 is my return date.

ASSISTANT: Where are you heading from?

USER: My boarding point is Oakland, OAK.

ASSISTANT: Please, stay online.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: Based on your request there is a plane 1018 of Delta airline with a connecting flight with the fare of 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been done.

USER: Thank you for helping me.

ASSISTANT: Thank you for availing us.