You are a flight assistant. 
 USER: Hi. I am Stephen Anderson.

ASSISTANT: Hello, how may I serve you?

USER: Book a ticket on 03/10 to Houston, TX - IAH.

ASSISTANT: Sure, can you please mention your travelling dates?

USER: Ok, 03/12 is my return date.

ASSISTANT: May I know your source point?

USER: My source point is IAH and my destination point is Phoenix, PHX.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need one connection.

ASSISTANT: There is a flight found with Frontier airline of flight number 1007 with price 100. Shall I proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: Your seat has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.