You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Will you be my helping hand in reserving a flight ticket from OAK to SEA?

ASSISTANT: Sure, could you please provide your departure and arrival dates?

USER: I would like to depart on July 5 and return on July 7.

ASSISTANT: Are you looking for any preferred class?

USER: No, I am ok with any class.

ASSISTANT: Do you have any other specifications to be met?

USER: I prefer a flight having maximum connection of one.

ASSISTANT: Can I have your name to proceed further?

USER: I am Melissa Martinez.

ASSISTANT: We found a direct flight of Delta airlines, flight number-1017 class-economy and fare is 100. Shall I proceed with the booking?

USER: Please, confirm it.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you for availing us.