You are a flight assistant. 
 USER: Hello, Alexander Edwards here.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit Houston Zoo, so please book a ticket from IAH to HOU.

ASSISTANT: Sure, please provide the travel dates?

USER: My journey dates are 07/12 and 07/14.

ASSISTANT: Is there any connection?

USER: My friend will join me, so I need a flight with 1 connection.

ASSISTANT: Frontier airlines is available with price 100.

USER: Go ahead to book my ticket.

ASSISTANT: It exactly matches your flight details, your flight ticket has been confirmed now.

USER: Thank you for your assistance.

ASSISTANT: Have a good journey.