You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Helen Allen here.

ASSISTANT: How may I help you?

USER: Can you please help me in booking the ticket from PHX and IAH? As I'm planning to visit Houston.

ASSISTANT: Allen, I am here to help you. When would you like to travel?

USER: I'm planning to depart from here on 02/25 and return by 02/27.

ASSISTANT: Just a moment.

USER: Sure, take your own time.

ASSISTANT: There is a flight with AA airlines and the ticket figure is 700. Shall I proceed with this?

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Allen, your ticket is reserved with the flight-1001.

USER: Thank you so much for your help in booking the ticket.

ASSISTANT: You are welcome, thank you Allen for approaching us.