You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Gregory Walker.

ASSISTANT:  How can I help you?

USER: I need to book a ticket from  LAS  ON 10/31 for an business trip . Could you please help me in doing that?

ASSISTANT: Ok, provide me your other details?

USER: My preferable dates are 10/31 and 11/02.

ASSISTANT:  We found airline UA with a single connection.

USER: You can proceed.

ASSISTANT: Flight number 1023 with fare 100.

USER: Thank you for your response.

ASSISTANT: Your booking is done. Thank you for availing us.