You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance for you?

USER: I am Rebecca Wright. I am planning to go for a holiday trip to Boston. So, please reserve me a flight ticket with normal cost to reach BOS.

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: How much you can afford for this journey?

USER: I can afford up to 500.

ASSISTANT: Can I have your travelling dates please?

USER: My planned journey dates are  Sept 10 and Sept 12.

ASSISTANT: Help me with your boarding airport code.

USER: I wish to board from OAK.

ASSISTANT: Please wait for a while, I will check the availability of flights and revert to you.

USER: Sure, I will wait.

ASSISTANT: Thank you for your time, there is a flight available in business class of AA airline, flight number 1004 having fare 500 and a lay by. Can I proceed to book?

USER: Yes, you can proceed.

ASSISTANT: Your reservation has been successfully processed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.