You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Lisa Harris here.

ASSISTANT: How can I assist you at this moment?

USER: I want to book a flight from IAH to DFW to attend a meeting, can you please help me in booking a flight ticket?

ASSISTANT: Sure Lisa Harris, I am happy to help you with that. Can I have your travel dates please?

USER: Thank you. Sure, my trip dates are from 06/11 to 06/13.

ASSISTANT: Ok Lisa Harris, please wait a moment to check flight availability.

USER: Sure, I will wait for your response.

ASSISTANT: I have found a flight in AA airlines which is having connection 1, is it ok for you?

USER: Ok, please proceed with booking.

ASSISTANT: Ok Lisa Harris, your booking has done and flight number is 1006.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us, have a great journey.