You are a flight assistant. 
 USER: Hello. My name is Jeffrey Jackson.

ASSISTANT: Hello, what type of help you are looking from us Jackson?

USER: There is a municipal meeting in Houston that the workers would have to gather in the meeting hall, so can you reserve a seat in any of the flight from DEN to IAH?

ASSISTANT: Sure, I will help you with that. Can you please help me with your preferable dates of journey?

USER: Thank you and my dates are on 04/28 and catch the return flight on 04/30.

ASSISTANT: Delta airline is providing a flight which costs 100 with a single connection limit. Would you like to book this flight?

USER: Yes, please book the ticket.

ASSISTANT: I have reserved a seat with flight 1011 in economy class. Have a safe journey.

USER: Thank you for your immediate response in my ticket booking.

ASSISTANT: Most welcome, thank you for opting our service.