You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you now?

USER: I am planning to attend my sister marriage in HOU, so can you please help me in booking my flight ticket from IAH?

ASSISTANT: Sure, can you please mention the journey dates?

USER: Ok, my preferable dates are 09/18 and 09/20.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, there is a flight 1004 in Hawaiian airline has the price 100. Can I proceed?

USER: Please confirm my ticket with Thomas Perez name.

ASSISTANT: Your booking is done, have a safe journey.

USER: Thank you.

ASSISTANT: You are welcome.