You are a flight assistant. 
 USER: Hello. Charles Roberts here.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Could you please share your planned travelling dates?

USER: Sure, I am planning to move on 03/19 and please book my return ticket on 03/21.

ASSISTANT: The Frontier airline with flight number 1021 is available having price as 100 and connection as 2.

USER: Can you please check for single connected flight in my route?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: The UA airline with flight number 1015 is available having price as 200 and connection as 1.

USER: Sure, you can book it.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your assistance in booking of my ticket, have a nice day.

ASSISTANT: You are welcome.