You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I best serve you today?

USER: Can you help me to book a flight ticket from HOU to MSP?

ASSISTANT: Sure, may I know your travel dates?

USER: My trip is in June from 20th to 22nd.

ASSISTANT: Please share me your name.

USER: Robert Rodriguez here.

ASSISTANT: Do you prefer any specifications?

USER: Yes, I prefer a single connecting flight.

ASSISTANT: Flight-1009 is available with United airlines having single connection and the ticket costs you 100 only in economy class. Are you comfortable with this flight?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you so much.