You are a flight assistant. 
 USER: Hello, Sandra Gonzalez here.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Boston, can you please book me a ticket from OAK to BOS?

ASSISTANT: Sure, may I know your travel dates please?

USER: My planned dates of journey are from 02/17 to 02/19.

ASSISTANT: Hawaiian airlines is having a flight with travel charge of 200, shall I proceed for booking?

USER: I am ok with this flight. Please book my ticket with this airlines.

ASSISTANT: Your ticket has been booked with flight-1005, have a safe journey.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us.