You are a flight assistant. 
 USER: Hello, I am Richard smith.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a ticket from ORD to OAK for attending an interview. Can you please help me in that?

ASSISTANT: Sure, I can help you. Do you need any connections in between?

USER: I want single connection.

ASSISTANT: Ok, Can you provide me your airport codes? May I know when you are planned to travel?

USER: My travel dates are 08/12 to 08/14.

ASSISTANT: Thank you for giving your details. We found an Hawaiian airline with flight number 1003 and price of 100 available for you.

USER: It is perfect for me, please book it.

ASSISTANT: Your booking has been confirmed successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing our service.