You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you guide me in booking my flight ticket from OAK to LAS?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My trip dates will be Apr 4th to Apr 6th.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I am ok, with any class.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: I am Gregory Hall.

ASSISTANT: We found a connecting flight of fare 100 with airline American and number 1029. Can I book?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you.