You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Melissa Martinez, want to travel from OAK to DTW. Please help me in booking my ticket.

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

USER: My travelling dates are from 01/05 to 01/07.

ASSISTANT: There is a flight available for you in AA airline. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket si booked.

USER: Thank you.

ASSISTANT: Welcome.