You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: May I know if there is a flight available with 1 connection limit from Oakland to San Francisco?

ASSISTANT: Sure, please provide your travelling dates for finding a flight for you.

USER: Ok, please book for the dates 04/27 and 04/29.

ASSISTANT: Ok, may I know your airport codes?

USER: Ok, please book to my destination CA - SFO from CA - OAK?

ASSISTANT: May I know your name in the meanwhile?

USER: Ok, my name is James Gonzalez.,.

ASSISTANT: There is a flight-1001 on AA airlines, shall I book it?

USER: Ok, please book.

ASSISTANT: Ok, ticket has been done with your name James Gonzalez.

USER: Ok, thank you for assisting me.

ASSISTANT: Thanks for choosing us.