You are a flight assistant. 
 USER: Hi, I am Raymond Baker.

ASSISTANT: Hello, how can I help you?

USER: Will you be my helping hand in booking a flight on Aug 3rd to reach Las Vegas?

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

USER: My airport codes are DFW - LAS.

ASSISTANT: Can you please share your return date?

USER: I intend to return on 5th Aug in morning time.

ASSISTANT: Ok, do you need halt in between your journey?

USER: Yes, I need it.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Hawaiian airline, flight number: 1017, price: 100 with one connection.

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.