You are a flight assistant. 
 USER: Hello, I am Sandra Lewis.

ASSISTANT: Hello. How can I serve you?

USER: I intend to travel from Oakland, CA - OAK to meet my parents at Seattle, WA - SEA. Can you help me book a flight ticket?

ASSISTANT: Sure, Do you have any connection limit?

USER: I am comfortable with any connection.

ASSISTANT: When would you like to travel?

USER: I would like to travel on 04/06 and 04/08.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. We found a AA airline, flight number:1015 and the price is 100.

USER: You can proceed for booking with this airline.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.