You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I abet you today?

USER: Three is a opening ceremony of my great devide brewery company at Denver, DEN.

ASSISTANT: Ok.

USER: So, I have to book a ticket on 03/15. Would you help me in this booking with the name of Betty Martinez?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can I have your return date?

USER: I will return on 03/17.

ASSISTANT: I need your source code to move further with booking.

USER: Source is: CLT.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: There is a connecting flight available with single connection and fare 100. Shall I proceed?

USER: Fine, proceed.

ASSISTANT: Your booking has been done with flight number 1026.

USER: Thank you for your support to me.

ASSISTANT: Thank you for choosing us.