You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Mark Roberts, can you help me to book a flight from LAX to DFW?

ASSISTANT: Mark Roberts, I am glad you have reached us. I will help you.

USER: Ok, thank you.

ASSISTANT: May I know your travel dates please?

USER: Please book for the date Jan 20 and return dates Jan 22.

ASSISTANT: Thank you for the information.

USER: Ok.

ASSISTANT: In order to help you with the best service, may I know if you prefer to have any other requirements?

USER: Yes, if possible please book a connecting flight.

ASSISTANT: Sure, I will check for it. Please allow me a minute.

USER: Ok, please take the time you need.

ASSISTANT: Hawaiian airlines is providing a flight-1005 with a fare of 100 and matches with all your wishes. Shall I proceed for the booking?

USER: Ok, please book.

ASSISTANT: I have successfully booked the flight ticket.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us. Have a happy trip.