You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, please let me know how can I assist you?

USER: My name is Robert Taylor.

ASSISTANT: Nice to meet you Robert.

USER: I want to visit Navy Pier which is present in Chicago, could you help me in booking the ticket?

ASSISTANT: Sure, can you please share your source and destination airport codes?

USER: Sure, My airport codes are PHL and ORD respectively.

ASSISTANT: Ok, may I know on what dates you have planned to travel?

USER: I would like to depart on 04/16 and return back on 04/18.

ASSISTANT: Please give me a moment, I will check for the available flights and revert back to you.

USER: Sure, take you time.

ASSISTANT: According to your request, there is a flight available for you from Hawaiian airlines with a fare of 100. Do you like to travel in this airlines?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with flight 1003.

USER: Thank you for helping me out.

ASSISTANT: You are most welcome. Have a nice journey.