You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you please help me in booking a flight ticket to LAS from OAK?

ASSISTANT: Sure, to reserve a ticket may I know your travelling dates?

USER: Sure, my travelling dates are July 04 and July 06.

ASSISTANT: Can you please share me your name?

USER: Sure, my name is Alexander Nelson.

ASSISTANT: Do you need any other requirements?

USER: I need a normal-cost airline.

ASSISTANT: We found a flight with an American airlines of flight 1004 in an economy class with single connection. Can I proceed?

USER: Yes, do proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for booking my flight ticket with the flight 1004.

ASSISTANT: Thank you for opting us.