You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Michael Moore here, I want to reserve my ticket from MSP to IAH, can you please help me out?

ASSISTANT: Sure, when are you planning to start and return on?

USER: Sure, my preferable dates of journey are from Feb, 13 to Feb, 15.

ASSISTANT: We found a connecting flight with low cost airline Delta. Shall I proceed?

USER: Ok, please book it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help in booking.

ASSISTANT: Thank you.