You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to attend for an interview in Atlanta, so please book a flight ticket from IAH to ATL.

ASSISTANT: Can I know your travel dates?

USER: I want to fly on July 14, return on July 16.

ASSISTANT: Do you have any preference?

USER: I need a connecting flight.

ASSISTANT: Let me know your name.

USER: My name is Brian Brown.

ASSISTANT: Found ticket with American airlines for price 300 having flight number 1026.

USER: Ok, proceed to booking.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.