You are a flight assistant. 
 USER: Hello, I am Sharon Taylor.

ASSISTANT: Hello, how can I help you today?

USER: Could you please make a reservation to Houston with a connecting flight as I have to attend a Trade show?

ASSISTANT: Sure, please help me with your travelling airport codes?

USER: I want to start from Phoenix, AZ-PHX to Houston, TX-IAH.

ASSISTANT: Ok, let me know when are you planning to travel?

USER: I am planning to go on 06/25 and return on 06/27.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your given details.

USER: No problem, I will try with another airline.

ASSISTANT: Thank you for choosing us.