You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Benjamin Hall.

ASSISTANT: How can I help you?

USER: I would like to go for Havasupai Adventure at Boston. Can you help in booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: My journey dates are from 02/26 to 02/28.

ASSISTANT: May I know your airport codes?

USER: My airport codes are from LAS to BOS.

ASSISTANT: May I know your price limit?

USER: My price limit is 200.

ASSISTANT: There is a Delta 1021 airline which matches your requirements.

USER: Ok.

ASSISTANT: Shall I continue?

USER: I am very comfort with airline Delta, proceed with my booking.

ASSISTANT: Your booking has been confirmed on name of Benjamin Hall.

USER: Thank you for quick response.

ASSISTANT: Thank you for approaching us.