You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I be of your assistance today?

USER: I am Margaret Parker, please help me in booking a flight ticket to LAX from BOS.

ASSISTANT: Sure, May I know your travelling dates?

USER: May 14th and May 16th are my travel dates.

ASSISTANT: Ok, do you have any time concern?

USER: No.

ASSISTANT: Thanks for sharing your details.

USER: OK.

ASSISTANT: We found a plane 1020 of American airline in economy class.

USER: Ok, proceed to book.

ASSISTANT: Your ticket has been reserved.,.

USER: Thank you.

ASSISTANT: Thank you for choosing us.