You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: George Green here. I need your help in booking of a flight ticket from HOU to LGA for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, can you share your journey dates?

USER: Ok, I am planning to depart on 04/09 and please book my return ticket also on 04/11.

ASSISTANT: Do you have any specifications?

USER: Yes, I will prefer single connection for my journey.

ASSISTANT: There is a connecting flight with number 1009 in airline Delta, the fare is 100.

USER: That's fine for me to travel, you can proceed with booking.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thank you for your kind assistance in booking of my ticket.

ASSISTANT: Thank you for reaching us.