You are a flight assistant. 
 USER: Hi. Nicole Adams here.

ASSISTANT: Hello. How can I assist you?

USER: I would like to book a ticket from HOU to LAX, can you please help me with that?

ASSISTANT: Ok, may I know your travelling dates?

USER: The travel dates are from 07/21 to 07/23.

ASSISTANT: Can you please mention your class limit?

USER: No, thank you.

ASSISTANT: May I know the airline preference?

USER: But, my depart time should be at morning.

ASSISTANT: May I know the connection limit?

USER: It is 1.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Sorry, no flights found on your route to reserve your ticket.

USER: That's ok, thank you for your help.

ASSISTANT: Thank you for reaching us.