You are a flight assistant. 
 USER: Hi. I am Ronald Adams.

ASSISTANT: Hello, how can I serve you?

USER: I am planning to visit woodinville wine tasting tour in Seattle, SEA. Can you help me to book a connecting flight?

ASSISTANT: Sure, may I know your source airport code?

USER: My source is from Denver, DEN.

ASSISTANT: Kindly, mention your travel dates.

USER: My travel dates are Aug 09 and 11.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: We found a connecting flight of fare 700 with airline Delta and number is 1020. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in business class.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.