You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Linda Lewis here. I would like to book a ticket from OAK to CLT, can you please help me with that?

ASSISTANT: Sure, can you please share your travel dates?

USER: The travel dates are from 07/17 to 07/19.

ASSISTANT: Let me check for the availability of flight.

USER: Ok.

ASSISTANT: Linda, there is a flight available with price 100 and the connection is 1 with UA airlines. Would you like me to proceed with the booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed with 1004 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.