You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Christine Adams.

ASSISTANT: How can I serve you?

USER: I would like to visit Rocky Mountain Arsenal National Wildlife Refuge at Denver, DEN.

ASSISTANT: Ok.

USER: Can you help me out?

ASSISTANT: Sure. May I know your travelling dates?

USER: I will start my journey on 08/08. I will return on 08/10.

ASSISTANT: Let me know your origin.

USER: My source airport code is Washington, DC - IAD.

ASSISTANT: Do you have any preferences?

USER: I need a halt in my journey.

ASSISTANT: Thanks for your details.

USER: Ok.

ASSISTANT: There is a flight 1000 in JetBliue airline and price 200 with a connection.

USER: Please, confirm my seat with airline JetBlue.

ASSISTANT: Reservation is done.

USER: Thank you for your help.

ASSISTANT: Thank you.