You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to celebrate my parents anniversary at Seattle, can you please help me in reservation?

ASSISTANT: Sure, Please mention your airport codes?

USER: My source and destination airport codes are CA-OAK and WA-SEA.

ASSISTANT: In which dates you would like to travel?

USER: My travel dates are from 08/08 to 08/10.

ASSISTANT: Do you have any connection limit?

USER: I want a single connection.

ASSISTANT: There is a flight with requirement, airline is AA with price 100 and single connection. Shall I proceed with booking?

USER: Ok, please book a ticket.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us, have  a good day.