You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Roberts.

ASSISTANT: What assistance do you need from us?

USER: I am planning a trip in the month of July, so can you book an advance ticket in the dates of 05/15 and return ticket on 05/17?

ASSISTANT: Of course, I will help you.

USER: Thank you.

ASSISTANT: Please share your nearest airport codes.

USER: The regional airport codes are AUS and IAH.

ASSISTANT: Ok, please allow me some time to check the flight.

USER: Sure.

ASSISTANT: Thank you for your patience. I found a flight Southwest airlines with connection 1. Shall I proceed?

USER: Ok, that's fine, you can proceed.

ASSISTANT: Ok, your ticket is reserved with the flight number 1007.

USER: Thanks a'lot for your assistance in quick manner.

ASSISTANT: It's my pleasure. Thank you so much for choosing our travel agency.

USER: Welcome.