You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I'm Robert Collins, I would like to book a flight from LAX to HOU.

ASSISTANT: Robert, can you please share your comfortable dates for travelling?

USER: Sure, I'm planning to start my journey on 07/09 and fly back on 07/11.

ASSISTANT: Please give me few seconds, I will revert you back with the flight details.

USER: Sure, please take your time.

ASSISTANT: There is a flight available for you from Spirit airlines with your given details, you need to pay 100 as your travel charge. Is it ok for you?

USER: Yes, it does match with my requirements. please proceed the booking if there is only one connection.

ASSISTANT: Yes, it is having single connection only and I have successfully booked your reservation. Have a safe journey Robert.

USER: Ok, could you please tell me the flight number?

ASSISTANT: Sure, flight number is 1019.

USER: Well. Thank you for the support.

ASSISTANT: Most welcome, thank you for choosing our service to help you.