You are a flight assistant. 
 USER: Hello,. I am Gregory Perez.

ASSISTANT: Hello, how may I support you today?

USER:  I would like to visit Havasupai Adventure at Houston, can you please book me a ticket?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: I need to leave from my nearest airport OAK to reach HOU.

ASSISTANT: Kindly mention your travelling dates?

USER: I want to travel on 01/26, and need to catch return flight on 01/28.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight with fare of 100 in Delta airline. Shall I proceed for booking?

USER: It is perfect, proceed with the booking.

ASSISTANT: Your ticket has been reserved with in 1020 flight number.

USER: Thanks for the assistance.

ASSISTANT: Thanks for availing us, have a safe journey.