You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma Harris.

ASSISTANT: How can I help you?

USER: I am planning to visit DFW to meet my friend, can you please find a flight from IAH?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: My trip dates are 04/19 and 04/21.

ASSISTANT: Please give me a moment to check the flight availability.

USER: Ok, take your time.

ASSISTANT: Here, I found a flight for you with single connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1021 and airline is Spirit.

USER: Thank you for your service.

ASSISTANT: Welcome, have a safe flight. Thank you for opting us.

USER: Welcome.