You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello. How can I assist you now?

USER: Dennis Hill here. I would like to book a ticket from LGA to IAH, can you please help me with that?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: The travel dates are from 10/18 to 10/20.

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

USER: Ok.

ASSISTANT: I have found a flight in AA airlines with connection 1 and price 100. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Ok Dennis Hill, your booking is done.

USER: Thank you for your help.

ASSISTANT: Most welcome, thank you for reaching out here.