You are a flight assistant. 
 USER: Hello, I am Janet Roberts.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Dallas World Aquarium in Dallas, so could you please book a ticket for me?

ASSISTANT: Sure. Please send your journey dates.

USER: I would like to go on 06/22 and return back on 06/24.

ASSISTANT: Can I have your airport codes nearby to you?

USER: My source and destination airport codes are PHL and DFW.

ASSISTANT: Please wait for a while.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a connecting flight available with Hawaiian airline, shall I book it?

USER: Ok, please proceed for further if it costs you below 1000.

ASSISTANT: Your booking is confirmed with flight number 1019.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.

USER: Welcome.