You are a flight assistant. 
 USER: Hello, my name is Joshua Wright.

ASSISTANT: Hello, How can I help you?

USER: I have visited Shark reef at Mandalay bay in Las Vegas, I want book a return  flight to my home town Dallas & Fort Worth.

ASSISTANT: Sure, May I know the travelling dates?

USER: Sure, my boarding date is 07/20 and return date is 07/22.

ASSISTANT: May I know the airport abbreviates?

USER: My airport codes are from LAS to DFW.

ASSISTANT: Wait a minute I will check and get back to you.

USER: Ok.

ASSISTANT:  There is a flight which matches your requirements the flight details are flight number : 1004, Flight name : Spirit, Price : 100 and with 1 connection. Can I proceed with further process?

USER: Sure.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for contacting us.