You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Patrick Hernandez here.

ASSISTANT: How can I assist you Patrick Hernandez?

USER: I am planning to visit the Griffith Park in Los Angeles. Can you help me in booking a ticket?

ASSISTANT: Yes, please provide your airport codes of travelling.

USER: The source and destination airport codes are CLT and LAX respectively.

ASSISTANT: May I know your travelling dates to book the ticket?

USER: I am planning to travel on 12/10 and 12/12.

ASSISTANT: Hold on a moment please.

USER: Sure.

ASSISTANT: Flight-1029 of Hawaiian airlines available on this route, shall I book the ticket?

USER: Please confirm the ticket with my name.

ASSISTANT: Your ticket is booked with the name of Patrick Hernandez.

USER: Thank you for your service.

ASSISTANT: Thank you and have a safe journey.