You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Jack Brown.

ASSISTANT: How can I help you Jack Brown?

USER: Please book a flight ticket from EWR to LAX.

ASSISTANT: Your journey dates please?

USER: I would like to travel from 12/19 to 12/21 dates.

ASSISTANT: There is a flight for you with number 1025 from AA airline. Shall I book the ticket?

USER: Please proceed it.

ASSISTANT: Your ticket has been booked.

USER: Thank you so much.

ASSISTANT: Thank you for approaching us.