You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. May I know your good name?

USER: I am Alexander Lopez.

ASSISTANT: How can I serve you today?

USER: I want to book a flight ticket from Houston to Minneapolis to meet my childhood friend.

ASSISTANT: Ok. Kindly, provide me your dates of travel.

USER: I would like to fly on 04/13 and return date on 04/15.

ASSISTANT: Can you mention your journey locations?

USER: My source from TX - HOU and destination to MN - MSP.

ASSISTANT: We do not find any flights that matches your location on your scheduled dates of travel.

USER: Not an issue.

ASSISTANT: Thank you for availing with us.

USER: Thanks for providing information.