You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Scott Edwards.

ASSISTANT: How may I guide you today?

USER: My father got promotion with in two months of time in BMW company and now he became senior manager , so they are giving party to all the employees, my father want to take me with him, so can you book a flight ticket for me from JFK to IAH?

ASSISTANT: Scott Edwards, can you please mention your desired travelling dates so, I can check for the flights on your requested route please?

USER: Thank you and I want to airborne on 03/20 and recur on 03/22.

ASSISTANT: Congratulations for your father's promotion, please allow me to check with flight availability on your provided dates.

USER: Sure, I will wait for your response in providing a flight details.

ASSISTANT: Sorry to inform you but we could not find any flights on your request, so we can not help you in attending your father's promotion party.

USER: Sad to hear that one from your side that I cannot reach my destination, that's fine and I can reach another agency to reserve my flight ticket. Thank you for your search and providing the information.

ASSISTANT: Thank you for reaching our agency services, keep reaching us for your future bookings.

USER: You are most welcome.

ASSISTANT: Have a nice day Scott Edwards.